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Jim Simons Renaissance Technologies
AUM
$72.6B
Turnover
31.08%
1-Year Est. Return
54.88%
Jim Simons is the founder of Renaissance Technologies, one of the most successful quantitative hedge funds in the world. Before his career in finance, he served as a mathematics professor and made significant contributions to differential geometry. Simons applied his analytical expertise to develop sophisticated, algorithm-driven trading strategies, earning consistently high returns for investors.
This Fund
S&P 500
This Quarter Est. Return
+24.48%
1 Year Est. Return
+54.88%
3 Year Est. Return
+169.34%
5 Year Est. Return
+186.18%
10 Year Est. Return
+887.92%
AUM
$72.6B
AUM Growth
+$8.69B
(+14%)
Cap. Flow
+$958M
Cap. Flow % of AUM
Cap. Flow %
1.32%
Top 10 Holdings %
Top 10 Hldgs %
12.01%
Holding
3,761
New
548
Increased
1,084
Reduced
1,502
Closed
621
Avg Time Held
3.5
years
Top 10 Avg Time Held
1.5
years
Top 20 Avg Time Held
1.3
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Meta Platforms (Facebook)
META
|
+$1.08B |
| 2 |
NVIDIA
NVDA
|
+$938M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$639M |
| 4 |
Netflix
NFLX
|
+$598M |
| 5 |
Amazon
AMZN
|
+$575M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.46B |
| 2 |
Sandisk
SNDK
|
+$1.13B |
| 3 |
Apple
AAPL
|
+$426M |
| 4 |
Linde
LIN
|
+$316M |
| 5 |
Vertiv
VRT
|
+$297M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 23.58% |
| 2 | Healthcare | 14.83% |
| 3 | Consumer Discretionary | 11.24% |
| 4 | Industrials | 10.49% |
| 5 | Communication Services | 8.91% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
2176
Expensify
EXFY
$233M
| $1.34M | ﹤0.01% |
746,700
+21,700
| +3% | +$24.4K |
2022 Q1
17 quarters
|
|
2177
BayCom
BCML
$349M
| $1.33M | ﹤0.01% |
40,300
-13,800
| -26% | -$422K |
2022 Q2
16 quarters
|
|
2178
Nordic American Tanker
NAT
$1.6B
| $1.32M | ﹤0.01% |
238,307
-469,800
| -66% | -$2.66M |
2023 Q3
11 quarters
|
|
2179
MiniMed Group Inc
MMED
$5.1B
| $1.32M | ﹤0.01% |
+88,300
| New | +$1.16M |
2026 Q2
0 quarters
|
|
2180
Direxion Daily Energy Bull 2X ETF
ERX
$278M
| $1.32M | ﹤0.01% |
17,300
+7,400
| +75% | +$656K |
2025 Q3
3 quarters
|
|
2181
Resources Connection
RGP
$88.1M
| $1.32M | ﹤0.01% |
310,100
-1,100
| -0.4% | -$4.62K |
2014 Q3
47 quarters
|
|
2182
Alerus Financial
ALRS
$800M
| $1.31M | ﹤0.01% |
42,241
-56,045
| -57% | -$1.54M |
2024 Q4
6 quarters
|
|
2183
First US Bancshares
FUSB
$91.3M
| $1.31M | ﹤0.01% |
79,321
-3,000
| -4% | -$48.1K |
2013 Q2
52 quarters
|
|
2184
JPMorgan BetaBuilders US Equity ETF
BBUS
$9.45B
| $1.31M | ﹤0.01% |
+9,700
| New | +$1.27M |
2026 Q2
0 quarters
|
|
2185
Cherry Hill Mortgage Investment Corp
CHMI
$94.6M
| $1.31M | ﹤0.01% |
562,984
-46,200
| -8% | -$116K |
2015 Q1
45 quarters
|
|
2186
Hyster-Yale Materials Handling
HY
$521M
| $1.3M | ﹤0.01% |
37,200
-6,200
| -14% | -$225K |
2023 Q1
13 quarters
|
|
2187
Direxion Daily Gold Miners Index Bear 2X ETF
DUST
$101M
| $1.3M | ﹤0.01% |
20,476
-3,574
| -15% | -$185K |
2026 Q1
1 quarter
|
|
2188
Terrestrial Energy
IMSR
$295M
| $1.3M | ﹤0.01% |
183,800
-224,100
| -55% | -$1.66M |
2025 Q4
2 quarters
|
|
2189
INVE Technologies, Inc. Common Stock
INVE
$66.4M
| $1.3M | ﹤0.01% |
516,382
+254,598
| +97% | +$1.02M |
2013 Q2
52 quarters
|
|
2190
TScan Therapeutics
TCRX
$14.7M
| $1.3M | ﹤0.01% |
1,326,799
-37,984
| -3% | -$40.5K |
2022 Q4
14 quarters
|
|
2191
FRP Holdings
FRPH
$369M
| $1.3M | ﹤0.01% |
52,000
-37,800
| -42% | -$857K |
2017 Q4
34 quarters
|
|
2192
Nautilus Biotechnolgy
NAUT
$331M
| $1.29M | ﹤0.01% |
690,514
+424,814
| +160% | +$1.12M |
2022 Q1
17 quarters
|
|
2193
Paramount Gold Nevada
PZG
$79.2M
| $1.28M | ﹤0.01% |
1,124,900
-141,924
| -11% | -$202K |
2020 Q2
24 quarters
|
|
2194
Cadeler
CDLR
$2.41B
| $1.28M | ﹤0.01% |
58,500
+46,997
| +409% | +$1.2M |
2026 Q1
1 quarter
|
|
2195
iShares Future AI & Tech ETF
ARTY
$3.69B
| $1.28M | ﹤0.01% |
+16,800
| New | +$1.11M |
2026 Q2
0 quarters
|
|
2196
Preferred Bank
PFBC
$1.28B
| $1.28M | ﹤0.01% |
12,040
-17,815
| -60% | -$1.71M |
2013 Q2
52 quarters
|
|
2197
FreightCar America
RAIL
$138M
| $1.28M | ﹤0.01% |
131,300
-10,600
| -7% | -$89.3K |
2023 Q4
10 quarters
|
|
2198
Hyperfine
HYPR
$77.2M
| $1.28M | ﹤0.01% |
945,836
+215,603
| +30% | +$311K |
2023 Q4
10 quarters
|
|
2199
Capital Group Core Equity ETF
CGUS
$11.9B
| $1.26M | ﹤0.01% |
+28,224
| New | +$1.21M |
2026 Q2
0 quarters
|
|
2200
ALX Oncology
ALXO
$165M
| $1.25M | ﹤0.01% |
603,797
-128,802
| -18% | -$231K |
2025 Q1
5 quarters
|
|
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Jim Simons's Q2 2026 Portfolio in Review
As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.
By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
- Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
- Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
- Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
- Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
- Jim Simons opened 548 new positions and closed 621 in Q2 2026.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.
Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.